43 lines
1.5 KiB
C
43 lines
1.5 KiB
C
/* Wrappers that don't throw invalid parameter notifications
|
|
with MSVC runtime libraries.
|
|
Copyright (C) 2011-2021 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3, or (at your option)
|
|
any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along
|
|
with this program; if not, see <https://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef _MSVC_NOTHROW_H
|
|
#define _MSVC_NOTHROW_H
|
|
|
|
/* With MSVC runtime libraries with the "invalid parameter handler" concept,
|
|
functions like fprintf(), dup2(), or close() crash when the caller passes
|
|
an invalid argument. But POSIX wants error codes (such as EINVAL or EBADF)
|
|
instead.
|
|
This file defines wrappers that turn such an invalid parameter notification
|
|
into an error code. */
|
|
|
|
#if defined _WIN32 && ! defined __CYGWIN__
|
|
|
|
/* Get original declaration of _get_osfhandle. */
|
|
# include <io.h>
|
|
|
|
# if HAVE_MSVC_INVALID_PARAMETER_HANDLER
|
|
|
|
/* Override _get_osfhandle. */
|
|
extern intptr_t _gl_nothrow_get_osfhandle (int fd);
|
|
# define _get_osfhandle _gl_nothrow_get_osfhandle
|
|
|
|
# endif
|
|
|
|
#endif
|
|
|
|
#endif /* _MSVC_NOTHROW_H */
|